icecat wtill buggy, reverting

js/explorer.js

@@ -130,11 +130,10 @@ function openXML(filename, handler) {
     xhttp=new ActiveXObject("Microsoft.XMLHTTP") ;
   }
   xhttp.addEventListener("error", handle_request_error);
-  //xhttp.addEventListener("readystatechange", function() {handler(this);});
-  xhttp.open("GET",filename, false) ;
+  xhttp.addEventListener("readystatechange", function() {handler(this);});
+  xhttp.open("GET",filename) ;
   xhttp.overrideMimeType('text/xml');
   xhttp.send(null) ;
-  handler(xhttp) ;
 }
 
 /* exploration */